code: def _rename_default(self, conf):
      if conf["core"].get("remote") == self.args.name:
          conf["core"]["remote"] = self.args.new
  
imports: from dvc.cli import formatter
  from dvc.cli.utils import append_doc_link
  from dvc.commands.config import CmdConfig
  from dvc.ui import ui
  from dvc.utils import format_link
label_desc: Use image node_id 1 for calling the CmdRemoteRename obj's underlying member method code with example usage: obj._rename_default(conf) without return types